Publications (110)
Noise Threshold of Quantum Supremacy
Keisuke Fujii
Fault-tolerant Quantum Computation with Highly Verified Logical Cluster States
Keisuke Fujii, Katsuji Yamamoto
Naturalness and light higgsinos: A powerful reason to build the ILC
Howard Baer, Mikael Berggren, Keisuke Fujii +4
Topological One-Way Quantum Computation on Verified Logical Cluster States
Keisuke Fujii, Katsuji Yamamoto
A study of the measurement precision of the Higgs boson decaying into tau pairs at the ILC
Shin-ichi Kawada, Keisuke Fujii, Taikan Suehara +2
Quantum information and statistical mechanics: an introduction to frontier
Keisuke Fujii
Fault-tolerant quantum computation in concatenation of verified cluster states
Keisuke Fujii, Katsuji Yamamoto
Study of fermion pair events at the 250 GeV ILC
Yuto Deguchi, Hiroaki Yamashiro, Taikan Suehara +3
Study of Higgs Self-coupling at ILC
Junping Tian, Keisuke Fujii, Yuanning Gao
Precision Study of MSSM at future $e^+e^-$ linear colliders
Keisuke Fujii, Mihoko M. Nojiri, Toshifumi Tsukamoto
Little Higgs with T-parity measurements at the ILC
Eriko Kato, Masaki Asano, Keisuke Fujii +3
Impossibility of Classically Simulating One-Clean-Qubit Computation
Keisuke Fujii, Hirotada Kobayashi, Tomoyuki Morimae +3
A Handy Tool for History Keeping of Geant4 Tracks and its Application to Studies of Fundamental Limits on PFA Performance
Sumie Yamamoto, Keisuke Fujii, Akiya Miyamoto
Precision Measurements of the model parameters in the Littlest Higgs model with T-parity
Eri Asakawa, Masaki Asano, Keisuke Fujii +5
GPflow: A Gaussian process library using TensorFlow
Alexander G. de G. Matthews, Mark van der Wilk, Tom Nickson +5
How accurately is the property of the Little Higgs Dark Matter determined at the ILC?
Shigeki Matsumoto, Eri Asakawa, Masaki Asano +5
Physics Case for the International Linear Collider
Keisuke Fujii, Christophe Grojean, Michael E. Peskin +15
Analysis of Little Higgs Model with T-parity at ILC
Yosuke Takubo, Eri Asakawa, Masaki Asano +4
Macromagnetic simulation for reservoir computing utilizing spin dynamics in magnetic tunnel junctions
Taishi Furuta, Keisuke Fujii, Kohei Nakajima +4
Physics Case for the 250 GeV Stage of the International Linear Collider
Keisuke Fujii, Christophe Grojean, Michael E. Peskin +21
Power of Quantum Computation with Few Clean Qubits
Keisuke Fujii, Hirotada Kobayashi, Tomoyuki Morimae +3
Anti-Zeno Effect for Quantum Transport in Disordered Systems
Keisuke Fujii, Katsuji Yamamoto
Measurement of Higgs Anomalous Coupling with H->WW* at International Linear Collider
Yosuke Takubo, Katsumasa Ikematsu, Nobuchika Okada +2
The International Linear Collider: A Global Project
Philip Bambade, Tim Barklow, Ties Behnke +29
Duality analysis on random planar lattice
Masayuki Ohzeki, Keisuke Fujii
Confronting the Minimal Supersymmetric Standard Model with the Study of Scalar Leptons at Future Linear e+e- Colliders
Mihoko M. Nojiri, Keisuke Fujii, Toshifumi Tsukamoto
Metric on Nonlinear Dynamical Systems with Perron-Frobenius Operators
Isao Ishikawa, Keisuke Fujii, Masahiro Ikeda +2
On the hardness of classically simulating the one clean qubit model
Tomoyuki Morimae, Keisuke Fujii, Joseph F. Fitzsimons
Measurement of Higgs couplings and self-coupling at the ILC
Junping Tian, Keisuke Fujii
Robust Regression for Automatic Fusion Plasma Analysis based on Generative Modeling
Keisuke Fujii, Chihiro Suzuki, Masahiro Hasuo
Entanglement Purification with Double Selection
Keisuke Fujii, Katsuji Yamamoto
Precision Measurements of Little Higgs Parameters at the International Linear Collider
Eri Asakawa, Masaki Asano, Keisuke Fujii +5
Quantum Computation with Topological Codes: from qubit to topological fault-tolerance
Keisuke Fujii
WIMP Searches at the International Linear Collider
Moritz Habermehl, Keisuke Fujii, Jenny List +2
Efficient simulation of quantum error correction under coherent error based on non-unitary free-fermionic formalism
Yasunari Suzuki, Keisuke Fujii, Masato Koashi
Kinematical Reconstruction of the ttbar System Near its Threshold at Future e+e- Linear Colliders
Katsumasa Ikematsu, Keisuke Fujii, Zenro Hioki +2
Quantum Circuit Learning
Kosuke Mitarai, Makoto Negoro, Masahiro Kitagawa +1
How Well Can We Reconstruct the ttbar System Near its Threshold at Future e+e- Linear Colliders?
Katsumasa Ikematsu, Keisuke Fujii, Zenro Hioki +2
A Handy Tool for History Keeping of Geant4 Tracks -- J4HistoryKeeper --
Sumie Yamamoto, Keisuke Fujii, Akiya Miyamoto
The International Linear Collider. A Global Project
Hiroaki Aihara, Jonathan Bagger, Philip Bambade +59
A Time Projection Chamber with GEM-Based Readout
The LCTPC Collaboration, David Attié, Ties Behnke +67
Measurement-free topological protection using dissipative feedback
Keisuke Fujii, Makoto Negoro, Nobuyuki Imoto +1
Tau-pair Performance in ILD detectors
Taikan Suehara, Akiya Miyamoto, Keisuke Fujii +4
The Potential of the ILC for Discovering New Particles
Keisuke Fujii, Christophe Grojean, Michael E. Peskin +22
Study of top quark pair production near threshold at the ILC
Tomohiro Horiguchi, Akimasa Ishikawa, Taikan Suehara +4
Observing the Coupling between Dark Matter and Higgs Boson at the ILC
Shigeki Matsumoto, Keisuke Fujii, Takahiro Honda +5
Sensitivity to anomalous $ZZH$ couplings at the International Linear Collider
Tomohisa Ogawa, Junping Tian, Keisuke Fujii
Feasibility study of Higgs pair creation in gamma gamma collider
Keisuke Fujii, Katsumasa Ikematsu, Shinya Kanemura +3
Topologically protected measurement-based quantum computation on the thermal state of a nearest-neighbor two-body Hamiltonian with spin-3/2 particles
Keisuke Fujii, Tomoyuki Morimae
Quantum Merlin-Arthur with Clifford Arthur
Tomoyuki Morimae, Masahito Hayashi, Harumichi Nishimura +1
Data-Driven Sensitivity Inference for Thomson Scattering Electron Density Measurement Systems
Keisuke Fujii, Ichihiro Yamada, Masahiro Hasuo
Measurement-Based Quantum Computation on Symmetry Breaking Thermal States
Keisuke Fujii, Yoshifumi Nakata, Masayuki Ohzeki +1
Fault-Tolerant Topological One-Way Quantum Computation with Probabilistic Two-Qubit Gates
Keisuke Fujii, Yuuki Tokunaga
Mass and Cross-section Measurements of Chargino at Linear Colliders in Large tan(beta) Case
Yukihiro Kato, Keisuke Fujii, Teruki Kamon +2
Quantum Analog-Digital Conversion
Kosuke Mitarai, Masahiro Kitagawa, Keisuke Fujii
Study of fermion pair productions at the ILC with center-of-mass energy of 250 GeV
Hiroaki Yamashiro, Kiyotomo Kawagoe, Taikan Suehara +3
Physics at the ILC with focus mostly on Higgs physics
Keisuke Fujii
Implications of the 750 GeV gamma-gamma Resonance as a Case Study for the International Linear Collider
Keisuke Fujii, Christophe Grojean, Michael E. Peskin +22
Discrimination of New Physics Models with the International Linear Collider
Masaki Asano, Tomoyuki Saito, Taikan Suehara +7
Quantum Merlin-Arthur with noisy channel
Tomoyuki Morimae, Keisuke Fujii, Harumichi Nishimura
A study of top-quark Yukawa coupling measurement in e+e- -> t tbar H at sqrt(s) = 500 GeV
Ryo Yonamine, Katsumasa Ikematsu, Satoru Uozumi +1
Machine learning with controllable quantum dynamics of a nuclear spin ensemble in a solid
Makoto Negoro, Kosuke Mitarai, Keisuke Fujii +2
The role of positron polarization for the inital $250$ GeV stage of the International Linear Collider
Keisuke Fujii, Christophe Grojean, Michael E. Peskin +22
Measurement of Heavy Gauge Bosons in Little Higgs Model with T-parity at ILC
Yosuke Takubo, Eri Asakawa, Masaki Asano +5
Variational Quantum Gate Optimization
Kentaro Heya, Yasunari Suzuki, Yasunobu Nakamura +1
Secure entanglement distillation for double-server blind quantum computation
Tomoyuki Morimae, Keisuke Fujii
Computational Power and Correlation in Quantum Computational Tensor Network
Keisuke Fujii, Tomoyuki Morimae
A distributed architecture for scalable quantum computation with realistically noisy devices
Keisuke Fujii, Takashi Yamamoto, Masato Koashi +1
Quantum Commuting Circuits and Complexity of Ising Partition Functions
Keisuke Fujii, Tomoyuki Morimae
Naturalness and light Higgsinos: why ILC is the right machine for SUSY discovery
Suvi-Leena Lehtinen, Howard Baer, Mikael Berggren +4
R&D status of a gas-compressor based two-phase CO2 cooling system for FPCCD Vertex Detector
Yasuhiro Sugimoto, Keisuke Fujii, Takahiro Fusayasu +2
Proceedings of the ILC Physics Working Group Meeting at KEK in the period from May 2007 to June 2009
Katsumasa Ikematsu, Yasuhiro Okada, Hiroaki Ono +5
Simulation of fault-tolerant quantum circuits on quantum computational tensor network
Tomoyuki Morimae, Keisuke Fujii
Boosting computational power through spatial multiplexing in quantum reservoir computing
Kohei Nakajima, Keisuke Fujii, Makoto Negoro +2
Higgs pair production at a linear e+e- collider in models with large extra dimensions
Nicolas Delerue, Keisuke Fujii, Nobuchika Okada
Error- and Loss-Tolerances of Surface Codes with General Lattice Structures
Keisuke Fujii, Yuuki Tokunaga
Not all physical errors can be linear CPTP maps in a correlation space
Tomoyuki Morimae, Keisuke Fujii
Feasibility study of the forward-backward asymmetry of the e+e- -> t tbar process in all-hadronic decay modes at sqrt(s) = 500 GeV with the ILD detector
Katsumasa Ikematsu, Akiya Miyamoto, Keisuke Fujii
Simulation study of ZHAH mode in Littlest Higgs Model with T-Parity
Tomonori Kusano, Eri Asakawa, Masaki Asano +5
Blind quantum computation protocol in which Alice only makes measurements
Tomoyuki Morimae, Keisuke Fujii
Extra dimensions and Seesaw Neutrinos at the International Linear Collider
Tomoyuki Saito, Masaki Asano, Keisuke Fujii +6
Model Independent Determination of $HWW$ coupling and Higgs total width at ILC
Claude Dürig, Keisuke Fujii, Jenny List +1
Quantum speedup in stoquastic adiabatic quantum computation
Keisuke Fujii
Computational quantum-classical boundary of complex and noisy quantum systems
Keisuke Fujii, Shuhei Tamate
Diphoton resonance at the ILC
Junping Tian, Keisuke Fujii, Hiroshi Yokoya
High-threshold fault-tolerant quantum computation with analog quantum error correction
Kosuke Fukui, Akihisa Tomita, Atsushi Okamoto +1
Development of a Geant4 Solid for Stereo Mini-jet Cells in a Cylindrical Drift Chamber
Kotoyo Hoshina, Keisuke Fujii, Osamu Nitoh
Blind quantum computation over a collective-noise channel
Yuki Takeuchi, Keisuke Fujii, Rikizo Ikuta +2
Verifiable fault-tolerance in measurement-based quantum computation
Keisuke Fujii, Masahito Hayashi
Harnessing disordered quantum dynamics for machine learning
Keisuke Fujii, Kohei Nakajima
Robust and Scalable Scheme to Generate Large-Scale Entanglement Webs
Keisuke Fujii, Haruki Maeda, Katsuji Yamamoto
Full Simulation Study of the Higgs Branching Ratio into Tau Lepton Pairs at the ILC with $\sqrt{s} = 500$ GeV
Shin-ichi Kawada, Keisuke Fujii, Taikan Suehara +2
Study of the $hγZ$ coupling using $e^+e^-\xrightarrow{}h γ$ at the ILC
Yumi Aoki, Keisuke Fujii, Sunghoon Jung +3
Improved Formalism for Precision Higgs Coupling Fits
Tim Barklow, Keisuke Fujii, Sunghoon Jung +5
Power of one non-clean qubit
Tomoyuki Morimae, Keisuke Fujii, Harumichi Nishimura
A feasibility study of the measurement of Higgs pair creation at a Photon Linear Collider
Shin-ichi Kawada, Nozomi Maeda, Tohru Takahashi +6
Measuring the top Yukawa coupling at the ILC at sqrt(s) = 500 GeV
Ryo Yonamine, Katsumasa Ikematsu, Tomohiko Tanabe +4
Kalman-filter-based track fitting in non-uniform magnetic field with segment-wise helical track model
Bo Li, Keisuke Fujii, Yuanning Gao
A quantum algorithm for additive approximation of Ising partition functions
Akira Matsuo, Keisuke Fujii, Nobuyuki Imoto
Generalization of the output of variational quantum eigensolver by parameter interpolation with low-depth ansatz
Kosuke Mitarai, Tennin Yan, Keisuke Fujii